"Thu, 20 Jun 2024 19:07:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240620
Only TIME
19:07:21
General datetime
2024-06-20 19:07:21Z
For Database
2024-06-20 19:07:21
For HTTP1.1
Thu, 20 Jun 2024 19:07:21 GMT